22012023 has 16 divisors (see below), whose sum is σ = 32144256. Its totient is φ = 13287840.

The previous prime is 22012019. The next prime is 22012031. The reversal of 22012023 is 32021022.

It is not a de Polignac number, because 22012023 - 2² = 22012019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8161 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (2009016).

Almost surely, 2^22012023 is an apocalyptic number.

22012023 is a deficient number, since it is larger than the sum of its proper divisors (10132233).

22012023 is a wasteful number, since it uses less digits than its factorization.

22012023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 22012023 is about 4691.6972408714. The cubic root of 22012023 is about 280.2549675864.

Adding to 22012023 its reverse (32021022), we get a palindrome (54033045).

It can be divided in two parts, 2201 and 2023, that added together give a palindrome (4224).

The spelling of 22012023 in words is "twenty-two million, twelve thousand, twenty-three".